High static ducted unit is a centralize air conditioning unit that is widely applied in hotel, complex, office, factory industrial and commercial application. It possess both mega centralize air conditioner and small split unit advantages. Not only maintaining the even flow distribution in the air conditioning space, the unit can regulate the air inside by taking in fresh air intake thus enhancing the air quality. Duct can be easily concealed to suit the room interior. In addition to that, the units are independently controlled, easy to operate and hence they become the replacement HVAC system for conventional types centralize air conditioner and air handling unit.